Here's an alarm clock that clicks on your favorite music, vibrates your pillow, removes your sheets and makes your coffee. Brian Wagner and his mechanical engineering teammates at Colorado State University (Matthew Cuff, Ryan Seeboth and Steve Schmitt) devised the perfect wake-up machine. The alarm uses a keypad and six LEDs to indicate depressed buttons or command functions that determine the sensory mix to wake you up and ease you into your day. The temperature gauge can be connected to a heater or fan to activate the perfect wake-up temperature.
Using three (four?) PICs, a keyboard encoder, a 555, and four digital potentiometers when only the PIC16F747 would do is not a good design. I suspect everything on the "Light Dimmer Circuit" sheet could also be incorporated into the one PIC16F747.
Days after a massive, distributed denial-of-service attack took down dozens of major websites around the country, ARM Holdings plc is rolling out a pair of new processor architectures aimed at shoring up IoT security.
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